.home{
    height: calc(100vh);
    background: #10aeb5;
    h1{
        color: #ffffff;
        text-align: center;
        padding-top: 40px;
    }
    .wrap{
        padding: 20px 20px 50px;
        width: 800px;
        border-radius: 10px;
        background: white;
        margin: 0 auto;
        .nav{
        border-bottom: 1px solid lightgray;
        margin-bottom: 30px;
        line-height: 50px;
        a{
            display: inline-block;
            width: 25%;
            text-align: center;
            color: black;
            font-size: 18px;
          //a 标签和class在同一级用&
            &.checked{
            color:lightseagreen ;
            font-weight: bold;
            }
        }
        }
        p{
        color: lightgray;
        }
        .nav-link{
        display: inline-block;
        margin-top: 30px;
        }
    }
}

